New Horizons Helps Map the Hot Clouds of Interstellar Gas All Around the Solar System

By Andy Tomaswick May 5, 2025 New Horizons’ primary mission is complete. It’s already completed its…

A Fast-Moving Pulsar Fractures the Milky Way’s Galactic Bone

The center of the Milky Way is a busy place, tightly packed with stars and dominated…

Using the Solar Gravitational Lens Will Be Extremely Difficult

The solar gravitation lens (SGL) has much potential as a telescope. This point in space, located…

It’s Either the Milky Way’s Farthest Known Star Cluster or the Smallest Known Galaxy.

How do you distinguish a galaxy from a mere cluster of stars? That’s easy, right? A…

African Space Agency takes flight

On 20 April, 2025, the African Space Agency (AfSA) was formally launched at an inauguration ceremony…

Eta Aquariid meteor shower peaks May 5–6, 2025

The Eta Aquariid meteor shower, active from April 19 to May 28, reaches its peak on…

Mars’ molten core may explain the magnetic field puzzle

It is no news for scientists that Mars has a distinct lack of a magnetic field.…

Kardashev Type 2 Civilizations Might Be An Unsustainable Fantasy

We tend to think of Extraterrestrial Intelligences (ETIs)—if they exist—as civilizations that have overcome the problems…

The White House Releases its 2026 Budget Request for NASA. Cuts to SLS, Gateway and Orion

Earlier today, the Committee on Appropriations released its recommendations for discretionary funding for fiscal year 2026…

Book Review: The Biggest Ideas in the Universe – Space, Time and Motion

Has your dinner time conversations been dragging a bit of late? Feel like raising its knowledge…